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【单选题】
建筑物的耐火等级是由组成建筑物主要构件的燃烧性能和耐火极限决定的，分为（）个等级。A.
二
B.
三
C.
四
D.
五
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举一反三
【简答题】What had been Johnsy's ambition before she fell ill?
【单选题】Crime is increasing worldwide, and there is every reason to believe the will continue into the next decade.
A.
schedule
B.
emergency
C.
trend
D.
pace
【单选题】The author thinks that crime is increasing in cities because ______ .
A.
people do not communicate with their neighbour
B.
criminals are difficult to trace in large populations
C.
people feel anonymous there
D.
the traps of success are attractive to criminals
【单选题】The author thinks that crime is increasing in cities because __________． 查看材料
A.
criminals are difficult to trace in large populations
B.
people do not communicate with their neighbors
C.
people feel anonymous there
D.
the trappings of success are attractive to criminals
【简答题】银行存款是指企业存放在银行的货币资金。按照国家( )和结算制度的规定,每个企业都要在银行开立账户,称为( ),用来办理存款、取款和转账结算。
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